Re: CVS commit: src/sys

[maya%netbsd.org@localhost]

On Tue, Jul 23, 2019 at 10:13:38AM -0700, Jason Thorpe wrote:
> > On Jul 23, 2019, at 10:07 AM, Jason Thorpe <thorpej%me.com@localhost> wrote:
> > 
> > 
> > 
> >> On Jul 23, 2019, at 9:14 AM, Rin Okuyama <rokuyama.rk%gmail.com@localhost> wrote:
> >> 
> >> Ah, you are right. We leaks uninitialized memory via mmap.
> >> 
> >> However, I'm not sure that it is safe to write DMA buffer
> >> above sc->sc_vramsize after bus_dmamap_load?
> >> 
> >> Thoughts, ARM experts?
> 
> Also, didn't Jared make a change to the Allwinner u-boot configs that ensure the frame buffer is page-aligned?  Should we make that change everywhere?

I might be mis-quoting Jared, but he said something like:
For u-boot, a page is 4K.
For us, a page is 8K.